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Surf Forecasts

Katagai surfForecast / Chiba / Japan

information circle48hr Weather and Surf, issued 2 am Thursday 01 May 2025 JST
Forecast update in hr  min  s Forecast update imminent
Katagai surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Katagai sea temperature is
15.2° C
 (Which is 3.8°C colder than average for this time of year)

How big are the waves at Katagai today?

The current surf forecast for Katagai at 4AM is: 0.6m 8s primary swell from a East-southeast direction and 0.2m 10s secondary swell from a East-northeast direction, 0.3m 3s secondary swell from a South direction (forecast issued at 02:00am May 01). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (01 May)2ft (0.6m)9s
Afternoon (01 May)2ft (0.6m)8s
Evening (01 May)2.5ft (0.8m)5s

Table - waves today at Katagai. (Swell directed towards the surf break)

Hourly12 Days
Chiba Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
Thursday
08
0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
SE
0.6
ESE
0.6
ESE
0.6
ESE
0.6
ESE
0.6
ESE
0.6
ESE
0.8
SSE
0.9
SE
1
SE
1.3
SE
1.6
SE
1.6
SE
1.6
SE
2.1
SE
1.8
SE
1.8
SE
1.8
SE
1.9
SE
1.9
SE
1.9
SE
1.8
SE
1.7
ESE
1.7
ESE
1.6
ESE
1.5
ESE
1.3
ESE
1.2
ESE
1.1
ESE
1.8
SSW
1
ESE
0.9
ESE
0.9
ESE
0.9
ESE
1
E
0.9
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.7
ESE
0.7
ESE
0.7
ESE
0.7
ESE
0.7
ESE
0.7
ESE
0.7
ESE
0.7
ESE
1
ESE
0.9
ESE
0.9
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.7
E
0.9
S
0.6
ESE
0.5
ESE
0.6
ESE
Period(s) (?)8899988556666778889999910109999791010101010101010101091099999999999997999
Wave
Graph
(?)Metric surfscale
Energy (?)4945495350484727415911918422021347938344646858062658755153051148040428023719329318915916316619215715412312012012092949292929090901611461461351081087870624553
Wind
(km/h)
10
S
10
SSW
10
S
15
SSE
20
SSE
20
SSE
20
SSE
20
SSE
15
SSE
20
SSE
20
SSE
25
SSE
30
SE
20
SSE
20
SSE
5
SW
5
NNW
10
N
10
NNE
15
NE
15
ENE
15
E
15
ESE
15
ESE
15
S
15
SW
20
SW
20
SW
30
SSW
30
SW
20
SW
30
NE
20
NE
20
NNW
15
NNW
15
NW
15
WSW
15
SSW
25
SSW
15
S
20
SSE
15
SE
15
SE
15
S
20
S
20
S
10
S
25
SE
10
ESE
10
ENE
10
NNE
10
N
5
ENE
10
ESE
10
SE
15
S
10
SSW
5
NNW
15
NNE
15
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		onononcross-
on		ononcross-
on		glassglasscross-
off		cross-
off		crosscross-
on		cross-
on		cross-
on		oncross-
on		crosscrosscrosscrosscrosscrosscrosscrosscross-
off		cross-
off		offcross-
off		crosscrosscross-
on		onononcross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		crosscross-
off		cross-
off		crosscross-
on		oncross-
on		cross-
on		offcross-
off		cross
High Tide
/ height (m)
4:50AM
1.55
7:50PM
1.23
5:22AM
1.50
9:02PM
1.15
5:57AM
1.42
10:43PM
1.12
6:37AM
1.29
12:11AM
1.13
7:40AM
1.15
12:48AM
1.15
10:30AM
1.04
1:13AM
1.19
12:39PM
1.05
1:35AM
1.23
Low Tide
/ height (m)
11:23PM
1.00
12:25PM
0.00
11:50PM
1.05
1:14PM
0.11
12:20AM
1.08
2:09PM
0.24
1:08AM
1.10
3:15PM
0.38
3:34AM
1.09
4:33PM
0.48
6:25AM
0.97
5:51PM
0.56
7:23AM
0.81
6:53PM
0.61
7:59AM
0.65
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
Thursday
08
Sunrise--4:47-------4:46-------4:45-------4:43-------4:43-------4:41-------4:41-------4:39-
Sunset------6:22-------6:23-------6:24-------6:25-------6:27-------6:27-------6:28-----
clearclearclearpart cloudclearclearclearclearpart cloudcloudcloudlight rainlight rainlight rainlight rainrain showerspart cloudpart cloudcloudcloudpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudcloudcloudcloudclearclearclearclearclearclearclearclearclearclearclearpart cloudcloudlight raincloudcloudcloudlight rainlight rainlight rainlight raincloudcloudpart cloudpart cloudcloudpart cloudclearpart cloudcloudpart cloud
Rain (mm)
-----------11421--------------------------1---3211----------
Temp. °C171717181818181717171816181616161616161616161617171717202222211615151418201917171717171818181414161616161818181718161516
Feels °C (?)1616161514141514141314121314141717161613131314151514141717171810119812161411131314151514151210151616151817181618161213
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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View detailed surf forecast for Katagai at:
surf-forecast.com

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